245 lines
6.7 KiB
C
245 lines
6.7 KiB
C
/*
|
|
* Copyright (c) 1988 University of Utah.
|
|
* Copyright (c) 1990 The Regents of the University of California.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* the Systems Programming Group of the University of Utah Computer
|
|
* Science Department.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* from: Utah Hdr: ite_gb.c 1.18 91/01/21
|
|
* from: @(#)ite_gb.c 7.5 (Berkeley) 5/7/91
|
|
* $Id: ite_gb.c,v 1.3 1993/08/01 19:24:24 mycroft Exp $
|
|
*/
|
|
|
|
#include "ite.h"
|
|
#if NITE > 0
|
|
|
|
#include "param.h"
|
|
#include "conf.h"
|
|
#include "proc.h"
|
|
#include "ioctl.h"
|
|
#include "tty.h"
|
|
#include "systm.h"
|
|
|
|
#include "itevar.h"
|
|
#include "itereg.h"
|
|
#include "grf_gbreg.h"
|
|
|
|
#include "machine/cpu.h"
|
|
|
|
/* XXX */
|
|
#include "grfioctl.h"
|
|
#include "grfvar.h"
|
|
|
|
#define REGBASE ((struct gboxfb *)(ip->regbase))
|
|
#define WINDOWMOVER gatorbox_windowmove
|
|
|
|
gatorbox_init(ip)
|
|
register struct ite_softc *ip;
|
|
{
|
|
/* XXX */
|
|
if (ip->regbase == 0) {
|
|
struct grf_softc *gp = &grf_softc[ip - ite_softc];
|
|
ip->regbase = gp->g_regkva;
|
|
ip->fbbase = gp->g_fbkva;
|
|
}
|
|
|
|
REGBASE->write_protect = 0x0;
|
|
REGBASE->interrupt = 0x4;
|
|
REGBASE->rep_rule = RR_COPY;
|
|
REGBASE->blink1 = 0xff;
|
|
REGBASE->blink2 = 0xff;
|
|
gb_microcode(REGADDR);
|
|
REGBASE->sec_interrupt = 0x01;
|
|
|
|
/*
|
|
* Set up the color map entries. We use three entries in the
|
|
* color map. The first, is for black, the second is for
|
|
* white, and the very last entry is for the inverted cursor.
|
|
*/
|
|
REGBASE->creg_select = 0x00;
|
|
REGBASE->cmap_red = 0x00;
|
|
REGBASE->cmap_grn = 0x00;
|
|
REGBASE->cmap_blu = 0x00;
|
|
REGBASE->cmap_write = 0x00;
|
|
gbcm_waitbusy(REGADDR);
|
|
|
|
REGBASE->creg_select = 0x01;
|
|
REGBASE->cmap_red = 0xFF;
|
|
REGBASE->cmap_grn = 0xFF;
|
|
REGBASE->cmap_blu = 0xFF;
|
|
REGBASE->cmap_write = 0x01;
|
|
gbcm_waitbusy(REGADDR);
|
|
|
|
REGBASE->creg_select = 0xFF;
|
|
REGBASE->cmap_red = 0xFF;
|
|
REGBASE->cmap_grn = 0xFF;
|
|
REGBASE->cmap_blu = 0xFF;
|
|
REGBASE->cmap_write = 0x01;
|
|
gbcm_waitbusy(REGADDR);
|
|
|
|
ite_devinfo(ip);
|
|
ite_fontinit(ip);
|
|
|
|
/*
|
|
* Clear the display. This used to be before the font unpacking
|
|
* but it crashes. Figure it out later.
|
|
*/
|
|
gatorbox_windowmove(ip, 0, 0, 0, 0, ip->dheight, ip->dwidth, RR_CLEAR);
|
|
tile_mover_waitbusy(REGADDR);
|
|
|
|
/*
|
|
* Stash the inverted cursor.
|
|
*/
|
|
gatorbox_windowmove(ip, charY(ip, ' '), charX(ip, ' '),
|
|
ip->cblanky, ip->cblankx, ip->ftheight,
|
|
ip->ftwidth, RR_COPYINVERTED);
|
|
}
|
|
|
|
gatorbox_deinit(ip)
|
|
struct ite_softc *ip;
|
|
{
|
|
gatorbox_windowmove(ip, 0, 0, 0, 0,
|
|
ip->dheight, ip->dwidth, RR_CLEAR);
|
|
tile_mover_waitbusy(REGADDR);
|
|
|
|
ip->flags &= ~ITE_INITED;
|
|
}
|
|
|
|
gatorbox_putc(ip, c, dy, dx, mode)
|
|
register struct ite_softc *ip;
|
|
register int dy, dx;
|
|
int c, mode;
|
|
{
|
|
register int wrr = ((mode == ATTR_INV) ? RR_COPYINVERTED : RR_COPY);
|
|
|
|
gatorbox_windowmove(ip, charY(ip, c), charX(ip, c),
|
|
dy * ip->ftheight, dx * ip->ftwidth,
|
|
ip->ftheight, ip->ftwidth, wrr);
|
|
}
|
|
|
|
gatorbox_cursor(ip, flag)
|
|
register struct ite_softc *ip;
|
|
register int flag;
|
|
{
|
|
if (flag == DRAW_CURSOR)
|
|
draw_cursor(ip)
|
|
else if (flag == MOVE_CURSOR) {
|
|
erase_cursor(ip)
|
|
draw_cursor(ip)
|
|
}
|
|
else
|
|
erase_cursor(ip)
|
|
}
|
|
|
|
gatorbox_clear(ip, sy, sx, h, w)
|
|
struct ite_softc *ip;
|
|
register int sy, sx, h, w;
|
|
{
|
|
gatorbox_windowmove(ip, sy * ip->ftheight, sx * ip->ftwidth,
|
|
sy * ip->ftheight, sx * ip->ftwidth,
|
|
h * ip->ftheight, w * ip->ftwidth,
|
|
RR_CLEAR);
|
|
}
|
|
#define gatorbox_blockmove(ip, sy, sx, dy, dx, h, w) \
|
|
gatorbox_windowmove((ip), \
|
|
(sy) * ip->ftheight, \
|
|
(sx) * ip->ftwidth, \
|
|
(dy) * ip->ftheight, \
|
|
(dx) * ip->ftwidth, \
|
|
(h) * ip->ftheight, \
|
|
(w) * ip->ftwidth, \
|
|
RR_COPY)
|
|
|
|
gatorbox_scroll(ip, sy, sx, count, dir)
|
|
register struct ite_softc *ip;
|
|
register int sy;
|
|
int dir, sx, count;
|
|
{
|
|
register int height, dy, i;
|
|
|
|
tile_mover_waitbusy(REGADDR);
|
|
REGBASE->write_protect = 0x0;
|
|
|
|
gatorbox_cursor(ip, ERASE_CURSOR);
|
|
|
|
if (dir == SCROLL_UP) {
|
|
dy = sy - count;
|
|
height = ip->rows - sy;
|
|
for (i = 0; i < height; i++)
|
|
gatorbox_blockmove(ip, sy + i, sx, dy + i, 0,
|
|
1, ip->cols);
|
|
}
|
|
else if (dir == SCROLL_DOWN) {
|
|
dy = sy + count;
|
|
height = ip->rows - dy;
|
|
for (i = (height - 1); i >= 0; i--)
|
|
gatorbox_blockmove(ip, sy + i, sx, dy + i, 0,
|
|
1, ip->cols);
|
|
}
|
|
else if (dir == SCROLL_RIGHT) {
|
|
gatorbox_blockmove(ip, sy, sx, sy, sx + count,
|
|
1, ip->cols - (sx + count));
|
|
}
|
|
else {
|
|
gatorbox_blockmove(ip, sy, sx, sy, sx - count,
|
|
1, ip->cols - sx);
|
|
}
|
|
}
|
|
|
|
gatorbox_windowmove(ip, sy, sx, dy, dx, h, w, mask)
|
|
register struct ite_softc *ip;
|
|
int sy, sx, dy, dx, mask;
|
|
register int h, w;
|
|
{
|
|
register int src, dest;
|
|
|
|
src = (sy * 1024) + sx; /* upper left corner in pixels */
|
|
dest = (dy * 1024) + dx;
|
|
|
|
tile_mover_waitbusy(REGADDR);
|
|
REGBASE->width = -(w / 4);
|
|
REGBASE->height = -(h / 4);
|
|
if (src < dest)
|
|
REGBASE->rep_rule = MOVE_DOWN_RIGHT|mask;
|
|
else {
|
|
REGBASE->rep_rule = MOVE_UP_LEFT|mask;
|
|
/*
|
|
* Adjust to top of lower right tile of the block.
|
|
*/
|
|
src = src + ((h - 4) * 1024) + (w - 4);
|
|
dest= dest + ((h - 4) * 1024) + (w - 4);
|
|
}
|
|
FBBASE[dest] = FBBASE[src];
|
|
}
|
|
#endif
|